/* $NetBSD: com_pcmcia.c,v 1.10 1998/07/30 20:47:11 thorpej Exp $ */ /*- * Copyright (c) 1993, 1994, 1995, 1996 * Charles M. Hannum. All rights reserved. * Copyright (c) 1991 The Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)com.c 7.5 (Berkeley) 5/16/91 */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include struct com_dev { char *name; int manufacturer; int product; char *cis1_info[4]; }; static struct com_dev com_devs[] = { { PCMCIA_STR_3COM_3C562, PCMCIA_VENDOR_3COM, PCMCIA_PRODUCT_3COM_3C562, PCMCIA_CIS_3COM_3C562 }, { PCMCIA_STR_MOTOROLA_POWER144, PCMCIA_VENDOR_MOTOROLA, PCMCIA_PRODUCT_MOTOROLA_POWER144, PCMCIA_CIS_MOTOROLA_POWER144 }, { PCMCIA_STR_IBM_HOME_AND_AWAY, PCMCIA_VENDOR_IBM, PCMCIA_PRODUCT_IBM_HOME_AND_AWAY, PCMCIA_CIS_IBM_HOME_AND_AWAY }, { PCMCIA_STR_MEGAHERTZ_XJ4288, PCMCIA_VENDOR_MEGAHERTZ, PCMCIA_PRODUCT_MEGAHERTZ_XJ4288, PCMCIA_CIS_MEGAHERTZ_XJ4288 }, { PCMCIA_STR_MEGAHERTZ_XJ4288, PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_MEGAHERTZ_XJ4288, PCMCIA_CIS_MEGAHERTZ_XJ4288 }, { PCMCIA_STR_USROBOTICS_WORLDPORT144, PCMCIA_VENDOR_USROBOTICS, PCMCIA_PRODUCT_USROBOTICS_WORLDPORT144, PCMCIA_CIS_USROBOTICS_WORLDPORT144 }, { PCMCIA_STR_SOCKET_PAGECARD, PCMCIA_VENDOR_SOCKET, PCMCIA_PRODUCT_SOCKET_PAGECARD, PCMCIA_CIS_SOCKET_PAGECARD }, { PCMCIA_STR_MOTOROLA_PM100C, PCMCIA_VENDOR_MOTOROLA, PCMCIA_PRODUCT_MOTOROLA_PM100C, PCMCIA_CIS_MOTOROLA_PM100C }, { PCMCIA_STR_SIMPLETECH_COMMUNICATOR288, PCMCIA_VENDOR_SIMPLETECH, PCMCIA_PRODUCT_SIMPLETECH_COMMUNICATOR288, PCMCIA_CIS_SIMPLETECH_COMMUNICATOR288 }, }; static struct com_dev generic = { "Generic Modem", PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID, PCMCIA_CIS_INVALID }; static int com_devs_size = sizeof(com_devs) / sizeof(com_devs[0]); static struct com_dev *com_dev_match __P((struct pcmcia_card *)); int com_pcmcia_match __P((struct device *, struct cfdata *, void *)); void com_pcmcia_attach __P((struct device *, struct device *, void *)); void com_pcmcia_cleanup __P((void *)); int com_pcmcia_enable __P((struct com_softc *)); void com_pcmcia_disable __P((struct com_softc *)); int com_pcmcia_enable1 __P((struct com_softc *)); void com_pcmcia_disable1 __P((struct com_softc *)); struct com_pcmcia_softc { struct com_softc sc_com; /* real "com" softc */ /* PCMCIA-specific goo */ struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */ int sc_io_window; /* our i/o window */ struct pcmcia_function *sc_pf; /* our PCMCIA function */ void *sc_ih; /* interrupt handler */ }; struct cfattach com_pcmcia_ca = { sizeof(struct com_pcmcia_softc), com_pcmcia_match, com_pcmcia_attach }; static struct com_dev * com_dev_match(card) struct pcmcia_card *card; { int i; /* 1. check our table */ for (i = 0; i < com_devs_size; i++) { if (com_devs[i].manufacturer != -1) { /* manufacturer/product match */ if (com_devs[i].manufacturer == card->manufacturer && com_devs[i].product == card->product) return &com_devs[i]; } else { /* cis strings match */ int j; for (j = 0; j < 4; j++) if (com_devs[i].cis1_info[j] && strcmp(com_devs[i].cis1_info[j], card->cis1_info[j])) break; if (j == 4) return &com_devs[i]; } } /* * 2. Be selective about devices by checking for the word modem in * the cis strings. */ for (i = 0; i < 4; i++) if (card->cis1_info[i] && pmatch(card->cis1_info[i], "*[Mm][Oo][Dd][Ee][Mm]*", NULL) > 0) return &generic; return NULL; } int com_pcmcia_match(parent, match, aux) struct device *parent; struct cfdata *match; void *aux; { struct pcmcia_attach_args *pa = aux; struct pcmcia_config_entry *cfe; /* find a cfe we can use (if it matches a standard COM port) */ for (cfe = pa->pf->cfe_head.sqh_first; cfe; cfe = cfe->cfe_list.sqe_next) if (cfe->iospace[0].start == IO_COM1 || cfe->iospace[0].start == IO_COM2 || cfe->iospace[0].start == IO_COM3 || cfe->iospace[0].start == IO_COM4) break; /* No appropriate cfe, bail out */ if (cfe == NULL) return 0; /* * We found a cfe at a standard com port location; check if it * is really a modem/serial device */ if (com_dev_match(pa->card) == NULL) return 0; return 1; } void com_pcmcia_attach(parent, self, aux) struct device *parent, *self; void *aux; { struct com_pcmcia_softc *psc = (void *) self; struct com_softc *sc = &psc->sc_com; struct pcmcia_attach_args *pa = aux; struct pcmcia_config_entry *cfe; struct com_dev *comdev; psc->sc_pf = pa->pf; /* find a cfe we can use */ for (cfe = pa->pf->cfe_head.sqh_first; cfe; cfe = cfe->cfe_list.sqe_next) { if (cfe->num_memspace != 0) continue; if (cfe->num_iospace != 1) continue; if (cfe->iomask == 3) { if (pcmcia_io_alloc(pa->pf, 0, cfe->iospace[0].length, cfe->iospace[0].length, &psc->sc_pcioh)) { continue; } } else { if (pcmcia_io_alloc(pa->pf, cfe->iospace[0].start, cfe->iospace[0].length, 0, &psc->sc_pcioh)) { continue; } } break; } if (!cfe) { printf(": can't allocate i/o space\n"); return; } sc->sc_iot = psc->sc_pcioh.iot; sc->sc_ioh = psc->sc_pcioh.ioh; /* Enable the card. */ pcmcia_function_init(pa->pf, cfe); if (com_pcmcia_enable1(sc)) printf(": function enable failed\n"); sc->enabled = 1; /* map in the io space */ if (pcmcia_io_map(pa->pf, ((cfe->flags & PCMCIA_CFE_IO16) ? PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_IO8), 0, psc->sc_pcioh.size, &psc->sc_pcioh, &psc->sc_io_window)) { printf(": can't map i/o space\n"); return; } sc->sc_iobase = -1; sc->sc_frequency = COM_FREQ; sc->enable = com_pcmcia_enable; sc->disable = com_pcmcia_disable; if ((comdev = com_dev_match(pa->card)) != NULL) printf(": %s", comdev->name); com_attach_subr(sc); sc->enabled = 0; com_pcmcia_disable1(sc); } int com_pcmcia_enable(sc) struct com_softc *sc; { struct com_pcmcia_softc *psc = (struct com_pcmcia_softc *) sc; struct pcmcia_function *pf = psc->sc_pf; /* establish the interrupt. */ psc->sc_ih = pcmcia_intr_establish(pf, IPL_SERIAL, comintr, sc); if (psc->sc_ih == NULL) { printf("%s: couldn't establish interrupt\n", sc->sc_dev.dv_xname); return (1); } return com_pcmcia_enable1(sc); } int com_pcmcia_enable1(sc) struct com_softc *sc; { struct com_pcmcia_softc *psc = (struct com_pcmcia_softc *) sc; struct pcmcia_function *pf = psc->sc_pf; int ret; if ((ret = pcmcia_function_enable(pf))) return(ret); if (psc->sc_pf->sc->card.product == PCMCIA_PRODUCT_3COM_3C562) { int reg; /* turn off the ethernet-disable bit */ reg = pcmcia_ccr_read(pf, PCMCIA_CCR_OPTION); if (reg & 0x08) { reg &= ~0x08; pcmcia_ccr_write(pf, PCMCIA_CCR_OPTION, reg); } } return(ret); } void com_pcmcia_disable(sc) struct com_softc *sc; { struct com_pcmcia_softc *psc = (struct com_pcmcia_softc *) sc; com_pcmcia_disable1(sc); pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih); } void com_pcmcia_disable1(sc) struct com_softc *sc; { struct com_pcmcia_softc *psc = (struct com_pcmcia_softc *) sc; pcmcia_function_disable(psc->sc_pf); }